utils

package
v2.0.1-beta+incompatible Latest Latest
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 Go to latest Published: Jun 3, 2019 License: Apache-2.0 Imports: 40 Imported by: 10

Documentation

Overview

* Copyright (C) 2018 The DNA Authors * This file is part of The DNA library. * * The DNA is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * The DNA is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with The DNA. If not, see <http://www.gnu.org/licenses/>.

Index

Constants

View Source 
const (
	DEFAULT_COMPRESS_TYPE         = COMPRESS_TYPE_ZLIB
	EXPORT_BLOCK_METADATA_LEN     = 256
	EXPORT_BLOCK_METADATA_VERSION = 1
)
View Source 
const (
	DEFAULT_EXPORT_FILE   = "./OntBlocks.dat"
	DEFAULT_ABI_PATH      = "./abi"
	DEFAULT_EXPORT_HEIGHT = 0
	DEFAULT_WALLET_PATH   = "./executor_data"
)
View Source 
const (
	VERSION_TRANSACTION    = byte(0)
	VERSION_CONTRACT_ONT   = byte(0)
	VERSION_CONTRACT_ONG   = byte(0)
	CONTRACT_TRANSFER      = "transfer"
	CONTRACT_TRANSFER_FROM = "transferFrom"
	CONTRACT_APPROVE       = "approve"

	ASSET_ONT = "ont"
	ASSET_ONG = "ong"
)
View Source 
const (
	PARAMS_SPLIT          = ","
	PARAM_TYPE_SPLIT      = ":"
	PARAM_TYPE_ARRAY      = "array"
	PARAM_TYPE_BYTE_ARRAY = "bytearray"
	PARAM_TYPE_STRING     = "string"
	PARAM_TYPE_INTEGER    = "int"
	PARAM_TYPE_BOOLEAN    = "bool"
	PARAM_LEFT_BRACKET    = "["
	PARAM_RIGHT_BRACKET   = "]"
	PARAM_ESC_CHAR        = `/`
)
View Source 
const (
	ERROR_INVALID_PARAMS = rpcerr.INVALID_PARAMS
	ERROR_DNA_COMMON     = 10000
	ERROR_DNA_SUCCESS    = 0
)
View Source 
const (
	PRECISION_ONG = 9
	PRECISION_ONT = 0
)
View Source 
const (
	COMPRESS_TYPE_ZLIB = iota
)
View Source 
const JSON_RPC_VERSION = "2.0"

JsonRpc version

Variables

View Source 
var (
	//DNA setting
	ConfigFlag = cli.StringFlag{
		Name:  "config",
		Usage: "Genesis block config `<file>`. If doesn't specifies, use main net config as default.",
	}
	LogLevelFlag = cli.UintFlag{
		Name:  "loglevel",
		Usage: "Set the log level to `<level>` (0~6). 0:Trace 1:Debug 2:Info 3:Warn 4:Error 5:Fatal 6:MaxLevel",
		Value: config.DEFAULT_LOG_LEVEL,
	}
	DisableEventLogFlag = cli.BoolFlag{
		Name:  "disable-event-log",
		Usage: "Discard event log output by smart contract execution",
	}
	ExecutorFileFlag = cli.StringFlag{
		Name:  "executor,w",
		Value: config.DEFAULT_WALLET_FILE_NAME,
		Usage: "Executor `<file>`",
	}
	ImportFileFlag = cli.StringFlag{
		Name:  "import-file",
		Usage: "Path of import `<file>`",
		Value: DEFAULT_EXPORT_FILE,
	}
	ImportEndHeightFlag = cli.UintFlag{
		Name:  "end-height",
		Usage: "Stop import block `<height>` of the import.",
		Value: DEFAULT_EXPORT_HEIGHT,
	}
	DataDirFlag = cli.StringFlag{
		Name:  "data-dir",
		Usage: "Block data storage `<path>`",
		Value: config.DEFAULT_DATA_DIR,
	}

	//Consensus setting
	EnableConsensusFlag = cli.BoolFlag{
		Name:  "enable-consensus",
		Usage: "Start consensus module",
	}
	MaxTxInBlockFlag = cli.IntFlag{
		Name:  "max-tx-in-block",
		Usage: "Max transaction `<number>` in block",
		Value: config.DEFAULT_MAX_TX_IN_BLOCK,
	}
	GasLimitFlag = cli.Uint64Flag{
		Name:  "gaslimit",
		Usage: "Min gas limit `<value>` of transaction to be accepted by tx pool.",
		Value: neovm.MIN_TRANSACTION_GAS,
	}
	GasPriceFlag = cli.Uint64Flag{
		Name:  "gasprice",
		Usage: "Min gas price `<value>` of transaction to be accepted by tx pool.",
		Value: config.DEFAULT_GAS_PRICE,
	}

	//Test Mode setting
	EnableTestModeFlag = cli.BoolFlag{
		Name:  "testmode",
		Usage: "Single node network for testing. In test mode, will start rpc, rest, web socket server, and set default gasprice to 0",
	}
	TestModeGenBlockTimeFlag = cli.UintFlag{
		Name:  "testmode-gen-block-time",
		Usage: "Block-out `<time>`(s) in test mode.",
		Value: config.DEFAULT_GEN_BLOCK_TIME,
	}

	//P2P setting
	ReservedPeersOnlyFlag = cli.BoolFlag{
		Name:  "reserved-only",
		Usage: "Connect reserved peers only. Reserved peers are configured with --reserved-file.",
	}
	ReservedPeersFileFlag = cli.StringFlag{
		Name:  "reserved-file",
		Usage: "Reserved peers `<file>`",
		Value: config.DEFAULT_RESERVED_FILE,
	}
	NetworkIdFlag = cli.UintFlag{
		Name:  "networkid",
		Usage: "Network id `<number>`. 1=DNA main net, 2=polaris test net, 3=testmode, and other for custom network",
		Value: config.NETWORK_ID_MAIN_NET,
	}
	NodePortFlag = cli.UintFlag{
		Name:  "nodeport",
		Usage: "P2P network port `<number>`",
		Value: config.DEFAULT_NODE_PORT,
	}
	HttpInfoPortFlag = cli.UintFlag{
		Name:  "httpinfo-port",
		Usage: "The listening port of http server for viewing node information `<number>`",
		Value: config.DEFAULT_HTTP_INFO_PORT,
	}
	MaxConnInBoundFlag = cli.UintFlag{
		Name:  "max-conn-in-bound",
		Usage: "Max connection `<number>` in bound",
		Value: config.DEFAULT_MAX_CONN_IN_BOUND,
	}
	MaxConnOutBoundFlag = cli.UintFlag{
		Name:  "max-conn-out-bound",
		Usage: "Max connection `<number>` out bound",
		Value: config.DEFAULT_MAX_CONN_OUT_BOUND,
	}
	MaxConnInBoundForSingleIPFlag = cli.UintFlag{
		Name:  "max-conn-in-bound-single-ip",
		Usage: "Max connection `<number>` in bound for single ip",
		Value: config.DEFAULT_MAX_CONN_IN_BOUND_FOR_SINGLE_IP,
	}
	// RPC settings
	RPCDisabledFlag = cli.BoolFlag{
		Name:  "disable-rpc",
		Usage: "Shut down the rpc server.",
	}
	RPCPortFlag = cli.UintFlag{
		Name:  "rpcport",
		Usage: "Json rpc server listening port `<number>`",
		Value: config.DEFAULT_RPC_PORT,
	}
	RPCLocalEnableFlag = cli.BoolFlag{
		Name:  "localrpc",
		Usage: "Enable local rpc server",
	}
	RPCLocalProtFlag = cli.UintFlag{
		Name:  "localrpcport",
		Usage: "Json rpc local server listening port `<number>`",
		Value: config.DEFAULT_RPC_LOCAL_PORT,
	}

	//Websocket setting
	WsEnabledFlag = cli.BoolFlag{
		Name:  "ws",
		Usage: "Enable web socket server",
	}
	WsPortFlag = cli.UintFlag{
		Name:  "wsport",
		Usage: "Ws server listening port `<number>`",
		Value: config.DEFAULT_WS_PORT,
	}

	//Restful setting
	RestfulEnableFlag = cli.BoolFlag{
		Name:  "rest",
		Usage: "Enable restful api server",
	}
	RestfulPortFlag = cli.UintFlag{
		Name:  "restport",
		Usage: "Restful server listening port `<number>`",
		Value: config.DEFAULT_REST_PORT,
	}
	RestfulMaxConnsFlag = cli.UintFlag{
		Name:  "restmaxconns",
		Usage: "Restful server maximum connections `<number>`",
		Value: config.DEFAULT_REST_MAX_CONN,
	}

	//Account setting
	AccountPassFlag = cli.StringFlag{
		Name:   "password,p",
		Hidden: true,
		Usage:  "Account `<password>` when DNA node starts.",
	}
	AccountAddressFlag = cli.StringFlag{
		Name:  "account,a",
		Usage: "Account `<address>` when the DNA node starts. If not specific, using default account instead",
	}
	AccountDefaultFlag = cli.BoolFlag{
		Name:  "default,d",
		Usage: "Default settings to create a new account (equal to '-t ecdsa -b 256 -s SHA256withECDSA')",
	}
	AccountTypeFlag = cli.StringFlag{
		Name:  "type,t",
		Usage: "Specifies the `<key-type>` by signature algorithm.",
	}
	AccountKeylenFlag = cli.StringFlag{
		Name:  "bit-length,b",
		Usage: "Specifies the `<bit-length>` of key",
	}
	AccountSigSchemeFlag = cli.StringFlag{
		Name:  "signature-scheme,s",
		Usage: "Specifies the signature scheme `<scheme>`",
	}
	AccountSetDefaultFlag = cli.BoolFlag{
		Name:  "as-default,d",
		Usage: "Set the specified account to default account of executor",
	}
	AccountQuantityFlag = cli.UintFlag{
		Name:  "number,n",
		Value: 1,
		Usage: "Specifies the `<quantity>` of account to create.",
	}
	AccountSourceFileFlag = cli.StringFlag{
		Name:  "source,s",
		Usage: "Source executor `<file>` to import",
	}
	AccountLabelFlag = cli.StringFlag{
		Name:  "label,l",
		Usage: "Set account `<label>` for easy and fast use of accounts.",
	}
	AccountKeyFlag = cli.StringFlag{
		Name:  "key,k",
		Usage: "Use `<private key>` (hex encoding) of the account",
	}
	AccountVerboseFlag = cli.BoolFlag{
		Name:  "verbose,v",
		Usage: "Display accounts with details",
	}
	AccountChangePasswdFlag = cli.BoolFlag{
		Name:  "change-passwd",
		Usage: "Change account password",
	}
	AccountLowSecurityFlag = cli.BoolFlag{
		Name:  "low-security",
		Usage: "Change account to low protection strength for low performance devices",
	}
	AccountWIFFlag = cli.BoolFlag{
		Name:  "wif",
		Usage: "Import WIF keys from the source file specified by --source option",
	}
	AccountPEMFlag = cli.BoolFlag{
		Name:  "pem",
		Usage: "Import private key from a PEM file specified by --source option",
	}
	AccountMultiMFlag = cli.UintFlag{
		Name:  "m",
		Usage: "Min signature `<number>` of multi signature address",
		Value: 1,
	}
	AccountMultiPubKeyFlag = cli.StringFlag{
		Name:  "pubkey",
		Usage: "Pub key list of multi `<addresses>`, separate addreses with comma `,`",
	}
	IdentityFlag = cli.BoolFlag{
		Name:  "dnaid",
		Usage: "create an DNA ID instead of account",
	}

	//SmartContract setting
	ContractAddrFlag = cli.StringFlag{
		Name:  "address",
		Usage: "Contract `<address>`",
	}
	ContractStorageFlag = cli.BoolFlag{
		Name:  "needstore",
		Usage: "Is need use storage in contract",
	}
	ContractCodeFileFlag = cli.StringFlag{
		Name:  "code",
		Usage: "File path of contract code `<path>`",
	}
	ContractNameFlag = cli.StringFlag{
		Name:  "name",
		Usage: "Specifies contract name to `<name>`",
	}
	ContractVersionFlag = cli.StringFlag{
		Name:  "version",
		Usage: "Specifies contract version to `<ver>`",
	}
	ContractAuthorFlag = cli.StringFlag{
		Name:  "author",
		Usage: "Set `<address>` as the contract owner",
		Value: "",
	}
	ContractEmailFlag = cli.StringFlag{
		Name:  "email",
		Usage: "Set `<email>` owner's email address",
		Value: "",
	}
	ContractDescFlag = cli.StringFlag{
		Name:  "desc",
		Usage: "Set `<text>` as the description of the contract",
		Value: "",
	}
	ContractParamsFlag = cli.StringFlag{
		Name:  "params",
		Usage: "Contract parameters list to invoke. separate params with comma ','",
	}
	ContractPrepareDeployFlag = cli.BoolFlag{
		Name:  "prepare,p",
		Usage: "Prepare deploy contract without commit to ledger",
	}
	ContractPrepareInvokeFlag = cli.BoolFlag{
		Name:  "prepare,p",
		Usage: "Prepare invoke contract without commit to ledger",
	}
	ContractReturnTypeFlag = cli.StringFlag{
		Name:  "return",
		Usage: "Return `<type>` of contract. bytearray(hexstring), string, integer, boolean",
	}

	//information cmd settings
	BlockHashInfoFlag = cli.StringFlag{
		Name:  "hash",
		Usage: "Get block info by block hash",
	}
	BlockHeightInfoFlag = cli.UintFlag{
		Name:  "height",
		Usage: "Get block info by block height",
	}

	//Transfer setting
	TransactionAssetFlag = cli.StringFlag{
		Name:  "asset",
		Usage: "Asset of ONT or ONG",
		Value: ASSET_ONT,
	}
	TransactionFromFlag = cli.StringFlag{
		Name:  "from",
		Usage: "Transfer-out account `<address>`",
	}
	TransactionToFlag = cli.StringFlag{
		Name:  "to",
		Usage: "Transfer-in account `<address>`",
	}
	TransactionAmountFlag = cli.StringFlag{
		Name:  "amount",
		Usage: "Transfer `<amount>`. Float number",
	}
	TransactionHashFlag = cli.StringFlag{
		Name:  "hash",
		Usage: "Transaction `<hash>`",
	}
	TransactionGasPriceFlag = cli.Uint64Flag{
		Name:  "gasprice",
		Usage: "Gas price of transaction",
		Value: config.DEFAULT_GAS_PRICE,
	}
	TransactionGasLimitFlag = cli.Uint64Flag{
		Name:  "gaslimit",
		Usage: "Gas limit of the transaction",
		Value: neovm.MIN_TRANSACTION_GAS,
	}
	TransactionPayerFlag = cli.StringFlag{
		Name:  "payer",
		Usage: "Transaction fee payer `<address>`,Default is the signer address",
	}

	//Asset setting
	ApproveAssetFromFlag = cli.StringFlag{
		Name:  "from",
		Usage: "Transfer-out account `<address>`",
	}
	ApproveAssetToFlag = cli.StringFlag{
		Name:  "to",
		Usage: "Transfer-in account `<address>`",
	}
	ApproveAssetFlag = cli.StringFlag{
		Name:  "asset",
		Usage: "Asset of ONT of ONG to approve",
		Value: "ont",
	}
	ApproveAmountFlag = cli.StringFlag{
		Name:  "amount",
		Usage: "Amount of approve. Float number",
	}
	TransferFromAmountFlag = cli.StringFlag{
		Name:  "amount",
		Usage: "Amount of transfer from. Float number",
	}
	TransferFromSenderFlag = cli.StringFlag{
		Name:  "sender",
		Usage: "Sender account `<address>` of transfer from transaction, Default is transfer-to account",
	}
	SendTxFlag = cli.BoolFlag{
		Name:  "send,s",
		Usage: "Send raw transaction to DNA",
	}
	ForceSendTxFlag = cli.BoolFlag{
		Name:  "force,f",
		Usage: "Force to send transaction",
	}
	RawTransactionFlag = cli.StringFlag{
		Name:  "raw-tx",
		Usage: "Raw `<transaction>` encode with hex string",
	}
	PrepareExecTransactionFlag = cli.BoolFlag{
		Name:  "prepare,p",
		Usage: "Prepare execute transaction, without commit to ledger",
	}
	WithdrawONGReceiveAccountFlag = cli.StringFlag{
		Name:  "receive",
		Usage: "ONG receive `<address>`，Default the same with owner account",
	}
	WithdrawONGAmountFlag = cli.StringFlag{
		Name:  "amount",
		Usage: "Withdraw amount `<number>`, Float number. Default withdraw all",
	}
	ForceTxFlag = cli.BoolFlag{
		Name:  "force,f",
		Usage: "Force to send transaction",
	}

	//Cli setting
	CliAddressFlag = cli.StringFlag{
		Name:  "cliaddress",
		Usage: "Rpc bind `<address>`",
		Value: config.DEFUALT_CLI_RPC_ADDRESS,
	}
	CliRpcPortFlag = cli.UintFlag{
		Name:  "cliport",
		Usage: "Rpc bind port `<number>`",
		Value: config.DEFAULT_CLI_RPC_PORT,
	}
	CliABIPathFlag = cli.StringFlag{
		Name:  "abi",
		Usage: "Abi `<file>` path",
		Value: DEFAULT_ABI_PATH,
	}
	CliExecutorDirFlag = cli.StringFlag{
		Name:  "executordir",
		Usage: "Executor data `<path>`",
		Value: DEFAULT_WALLET_PATH,
	}

	//Export setting
	ExportFileFlag = cli.StringFlag{
		Name:  "export-file",
		Usage: "Export `<file>` path",
		Value: DEFAULT_EXPORT_FILE,
	}
	ExportStartHeightFlag = cli.UintFlag{
		Name:  "start-height",
		Usage: "Start block height `<number>` to export",
		Value: DEFAULT_EXPORT_HEIGHT,
	}
	ExportEndHeightFlag = cli.UintFlag{
		Name:  "end-height",
		Usage: "Stop block height `<number>` to export",
		Value: DEFAULT_EXPORT_HEIGHT,
	}
	ExportSpeedFlag = cli.StringFlag{
		Name:  "export-speed",
		Usage: "Export block speed `<level>` (h|m|l), h for high speed, m for middle speed and l for low speed",
		Value: "m",
	}

	//PreExecute switcher
	TxpoolPreExecDisableFlag = cli.BoolFlag{
		Name:  "disable-tx-pool-pre-exec",
		Usage: "Disable preExecute in tx pool",
	}

	//local PreExecute switcher
	DisableSyncVerifyTxFlag = cli.BoolFlag{
		Name:  "disable-sync-verify-tx",
		Usage: "Disable sync verify transaction in interface",
	}

	DisableBroadcastNetTxFlag = cli.BoolFlag{
		Name:  "disable-broadcast-net-tx",
		Usage: "Disable broadcast tx from network in tx pool",
	}

	NonOptionFlag = cli.StringFlag{
		Name:  "option",
		Usage: "this command does not need option, please run directly",
	}
)
View Source 
var (
	PARAM_TYPE_SPLIT_INC = string([]byte{0})
	PARAM_SPLIT_INC      = string([]byte{1})
)

Functions

func Approve 

func Approve(gasPrice, gasLimit uint64, signer *account.Account, asset, from, to string, amount uint64) (string, error)

func ApproveTx 

func ApproveTx(gasPrice, gasLimit uint64, asset string, from, to string, amount uint64) (*types.MutableTransaction, error)

func BuildWasmVMInvokeCode 

func BuildWasmVMInvokeCode(smartcodeAddress common.Address, methodName string, paramType wasmvm.ParamType, version byte, params []interface{}) ([]byte, error)

BuildWasmVMInvokeCode return wasn vm invoke code

func CheckAssetAmount 

func CheckAssetAmount(asset string, amount uint64) error

func CompressBlockData 

func CompressBlockData(data []byte, compressType byte) ([]byte, error)

func DecompressBlockData 

func DecompressBlockData(data []byte, compressType byte) ([]byte, error)

func DeployContract 

func DeployContract(
	gasPrice,
	gasLimit uint64,
	signer *account.Account,
	needStorage bool,
	code,
	cname,
	cversion,
	cauthor,
	cemail,
	cdesc string) (string, error)

func FormatAssetAmount 

func FormatAssetAmount(amount uint64, precision byte) string

FormatAssetAmount return asset amount multiplied by math.Pow10(precision) to raw float string For example 1000000000123456789 => 1000000000.123456789

func FormatOng 

func FormatOng(amount uint64) string

func FormatOnt 

func FormatOnt(amount uint64) string

func GenExportBlocksFileName 

func GenExportBlocksFileName(name string, start, end uint32) string

func GetAccountBalance 

func GetAccountBalance(address, asset string) (uint64, error)

func GetAllowance 

func GetAllowance(asset, from, to string) (string, error)

func GetBalance 

func GetBalance(address string) (*httpcom.BalanceOfRsp, error)

Return balance of address in base58 code

func GetBlock 

func GetBlock(hashOrHeight interface{}) ([]byte, error)

func GetBlockCount 

func GetBlockCount() (uint32, error)

func GetBlockData 

func GetBlockData(hashOrHeight interface{}) ([]byte, error)

func GetFlagName 

func GetFlagName(flag cli.Flag) string

GetFlagName deal with short flag, and return the flag name whether flag name have short name

func GetJsonObjectFromFile 

func GetJsonObjectFromFile(filePath string, jsonObject interface{}) error

func GetNetworkId 

func GetNetworkId() (uint32, error)

func GetRawTransaction 

func GetRawTransaction(txHash string) ([]byte, error)

func GetSmartContractEvent 

func GetSmartContractEvent(txHash string) (*rpccommon.ExecuteNotify, error)

GetSmartContractEvent return smart contract event execute by invoke transaction by hex string code

func GetSmartContractEventInfo 

func GetSmartContractEventInfo(txHash string) ([]byte, error)

func GetStoreDirPath 

func GetStoreDirPath(dataDir, networkName string) string

func GetTxHeight 

func GetTxHeight(txHash string) (uint32, error)

func InvokeNativeContract 

func InvokeNativeContract(
	gasPrice,
	gasLimit uint64,
	signer *account.Account,
	contractAddress common.Address,
	version byte,
	method string,
	params []interface{},
) (string, error)

func InvokeNeoVMContract 

func InvokeNeoVMContract(
	gasPrice,
	gasLimit uint64,
	signer *account.Account,
	smartcodeAddress common.Address,
	params []interface{}) (string, error)

Invoke neo vm smart contract. if isPreExec is true, the invoke will not really execute

func InvokeSmartContract 

func InvokeSmartContract(signer *account.Account, tx *types.MutableTransaction) (string, error)

InvokeSmartContract is low level method to invoke contact.

func InvokeWasmVMContract 

func InvokeWasmVMContract(
	gasPrice,
	gasLimit uint64,
	siger *account.Account,
	cversion byte,
	contractAddress common.Address,
	method string,
	paramType wasmvm.ParamType,
	params []interface{}) (string, error)

Invoke wasm smart contract methodName is wasm contract action name paramType is Json or Raw format version should be greater than 0 (0 is reserved for test)

func MultiSigTransaction 

func MultiSigTransaction(mutTx *types.MutableTransaction, m uint16, pubKeys []keypair.PublicKey, signer *account.Account) error

func NewDeployCodeTransaction 

func NewDeployCodeTransaction(gasPrice, gasLimit uint64, code []byte, needStorage bool,
	cname, cversion, cauthor, cemail, cdesc string) *types.MutableTransaction

NewDeployCodeTransaction return a smart contract deploy transaction instance

func NewInvokeTransaction 

func NewInvokeTransaction(gasPrice, gasLimit uint64, invokeCode []byte) *types.MutableTransaction

NewInvokeTransaction return smart contract invoke transaction

func NewNativeInvokeTransaction 

func NewNativeInvokeTransaction(gasPrice, gasLimit uint64, contractAddr common.Address, version byte,
	params []interface{}, funcAbi *abi.NativeContractFunctionAbi) (*types.MutableTransaction, error)

func NewNeovmContractAbi 

func NewNeovmContractAbi(abiData []byte) (*abi.NeovmContractAbi, error)

func ParseAssetAmount 

func ParseAssetAmount(rawAmount string, precision byte) uint64

ParseAssetAmount return raw float string to uint64 multiplied by math.Pow10(precision) For example 1000000000.123456789 => 1000000000123456789

func ParseNativeFuncParam 

func ParseNativeFuncParam(builder *neovm.ParamsBuilder, funName string, params []interface{}, paramsAbi []*abi.NativeContractParamAbi) error

func ParseNativeParamAddress 

func ParseNativeParamAddress(builder *neovm.ParamsBuilder, param string) error

func ParseNativeParamArray 

func ParseNativeParamArray(builder *neovm.ParamsBuilder, param interface{}, arrayAbi *abi.NativeContractParamAbi) error

func ParseNativeParamBool 

func ParseNativeParamBool(builder *neovm.ParamsBuilder, param string) error

func ParseNativeParamByte 

func ParseNativeParamByte(builder *neovm.ParamsBuilder, param string) error

func ParseNativeParamByteArray 

func ParseNativeParamByteArray(builder *neovm.ParamsBuilder, param string) error

func ParseNativeParamInteger 

func ParseNativeParamInteger(builder *neovm.ParamsBuilder, param string) error

func ParseNativeParamString 

func ParseNativeParamString(builder *neovm.ParamsBuilder, param string) error

func ParseNativeParamStruct 

func ParseNativeParamStruct(builder *neovm.ParamsBuilder, param interface{}, structAbi *abi.NativeContractParamAbi) error

func ParseNativeParamUint256 

func ParseNativeParamUint256(builder *neovm.ParamsBuilder, param string) error

func ParseNativeParams 

func ParseNativeParams(builder *neovm.ParamsBuilder, params []interface{}, paramsAbi []*abi.NativeContractParamAbi) error

func ParseNeoVMContractReturnTypeBool 

func ParseNeoVMContractReturnTypeBool(hexStr string) (bool, error)

ParseNeoVMContractReturnTypeBool return bool value of smart contract execute code.

func ParseNeoVMContractReturnTypeByteArray 

func ParseNeoVMContractReturnTypeByteArray(hexStr string) (string, error)

ParseNeoVMContractReturnTypeByteArray return []byte value of smart contract execute code.

func ParseNeoVMContractReturnTypeInteger 

func ParseNeoVMContractReturnTypeInteger(hexStr string) (int64, error)

ParseNeoVMContractReturnTypeInteger return integer value of smart contract execute code.

func ParseNeoVMContractReturnTypeString 

func ParseNeoVMContractReturnTypeString(hexStr string) (string, error)

ParseNeoVMContractReturnTypeString return string value of smart contract execute code.

func ParseNeoVMInvokeParams 

func ParseNeoVMInvokeParams(rawParams []interface{}) ([]interface{}, error)

ParseNeoVMInvokeParams parse params to []interface, rawParams is array of NeoVMInvokeParam

func ParseNeovmFunc 

func ParseNeovmFunc(rawParams []string, funcAbi *abi.NeovmContractFunctionAbi) ([]interface{}, error)

func ParseNeovmParam 

func ParseNeovmParam(params []string, paramsAbi []*abi.NeovmContractParamsAbi) ([]interface{}, error)

func ParseNeovmParamBoolean 

func ParseNeovmParamBoolean(param string) (interface{}, error)

func ParseNeovmParamByteArray 

func ParseNeovmParamByteArray(param string) (interface{}, error)

func ParseNeovmParamInteger 

func ParseNeovmParamInteger(param string) (interface{}, error)

func ParseNeovmParamString 

func ParseNeovmParamString(param string) (interface{}, error)

func ParseOng 

func ParseOng(rawAmount string) uint64

func ParseOnt 

func ParseOnt(rawAmount string) uint64

func ParseParams 

func ParseParams(rawParamStr string) ([]interface{}, error)

ParseParams return interface{} array of encode params item. A param item compose of type and value, type can be: bytearray, string, int, bool Param type and param value split with ":", such as int:10 Param array can be express with "[]", such [int:10,string:foo], param array can be nested, such as [int:10,[int:12,bool:true]] A raw params example: string:foo,[int:0,[bool:true,string:bar],bool:false] Note that if string contain some special char like :,[,] and so one, please '/' char to escape. For example: string:did/:ed1e25c9dccae0c694ee892231407afa20b76008

func ParseReturnValue 

func ParseReturnValue(rawValue interface{}, rawReturnTypeStr string) ([]interface{}, error)

ParseReturnValue return the value of rawReturnTypeStr type. Return type can be: bytearray, string, int, bool. Types can be split with "," each other, such as int,string,bool Type array can be express with "[]", such [int,string], param array can be nested, such as [int,[int,bool]]

func PrepareDeployContract 

func PrepareDeployContract(
	needStorage bool,
	code,
	cname,
	cversion,
	cauthor,
	cemail,
	cdesc string) (*cstates.PreExecResult, error)

func PrepareInvokeCodeNeoVMContract 

func PrepareInvokeCodeNeoVMContract(code []byte) (*cstates.PreExecResult, error)

func PrepareInvokeNativeContract 

func PrepareInvokeNativeContract(
	contractAddress common.Address,
	version byte,
	method string,
	params []interface{}) (*cstates.PreExecResult, error)

func PrepareInvokeNeoVMContract 

func PrepareInvokeNeoVMContract(
	contractAddress common.Address,
	params []interface{},
) (*cstates.PreExecResult, error)

func PrepareSendRawTransaction 

func PrepareSendRawTransaction(txData string) (*cstates.PreExecResult, error)

func SendRawTransaction 

func SendRawTransaction(tx *types.Transaction) (string, error)

SendRawTransaction send a transaction to DNA network, and return hash of the transaction

func SendRawTransactionData 

func SendRawTransactionData(txData string) (string, error)

func Sign 

func Sign(data []byte, signer *account.Account) ([]byte, error)

Sign sign return the signature to the data of private key

func SignTransaction 

func SignTransaction(signer *account.Account, tx *types.MutableTransaction) error

func Transfer 

func Transfer(gasPrice, gasLimit uint64, signer *account.Account, asset, from, to string, amount uint64) (string, error)

Transfer ont|ong from account to another account

func TransferFrom 

func TransferFrom(gasPrice, gasLimit uint64, signer *account.Account, asset, sender, from, to string, amount uint64) (string, error)

func TransferFromTx 

func TransferFromTx(gasPrice, gasLimit uint64, asset, sender, from, to string, amount uint64) (*types.MutableTransaction, error)

func TransferTx 

func TransferTx(gasPrice, gasLimit uint64, asset, from, to string, amount uint64) (*types.MutableTransaction, error)

func ZLibCompress 

func ZLibCompress(data []byte) ([]byte, error)

func ZLibDecompress 

func ZLibDecompress(data []byte) ([]byte, error)

Types

type DNAError 

type DNAError struct {
	ErrorCode int64
	Error     error
}

func NewDNAError 

func NewDNAError(err error, errCode ...int64) *DNAError

type ExportBlockMetadata 

type ExportBlockMetadata struct {
	Version          byte
	CompressType     byte
	StartBlockHeight uint32
	EndBlockHeight   uint32
}

func NewExportBlockMetadata 

func NewExportBlockMetadata() *ExportBlockMetadata

func (*ExportBlockMetadata) Deserialize 

func (this *ExportBlockMetadata) Deserialize(r io.Reader) error

func (*ExportBlockMetadata) Serialize 

func (this *ExportBlockMetadata) Serialize(w io.Writer) error

type JsonRpcRequest 

type JsonRpcRequest struct {
	Version string        `json:"jsonrpc"`
	Id      string        `json:"id"`
	Method  string        `json:"method"`
	Params  []interface{} `json:"params"`
}

JsonRpcRequest object in rpc

type JsonRpcResponse 

type JsonRpcResponse struct {
	Error  int64           `json:"error"`
	Desc   string          `json:"desc"`
	Result json.RawMessage `json:"result"`
}

JsonRpcResponse object response for JsonRpcRequest

type NeoVMInvokeParam 

type NeoVMInvokeParam struct {
	Type  string
	Value interface{} //string or []*NeoVMInvokeParam
}

NeoVMInvokeParam use to express the param to invoke neovm contract. Type can be of array, bytearray, string, int and bool If type is one of bytearray, string, int and bool, value must be a string If Type is array, value must be []*NeoVMInvokeParam Example: 

[]interface{}{
	&NeoVMInvokeParam{
		Type:  "string",
		Value: "foo",
	},
	&NeoVMInvokeParam{
		Type: "array",
		Value: []interface{}{
			&NeoVMInvokeParam{
				Type:  "int",
				Value: "0",
			},
			&NeoVMInvokeParam{
				Type:  "bool",
				Value: "true",
			},
		},
	},
}

Source Files

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